Macdonald, R.H., Srogi, E., and Stracher, G.B., 2000, co-editors of Building the QuantitativeSkills of Majors and Non-majors in Geoscience Courses, Journal of Geoscience Education, v. 48,p. 412-486. Our introduction, Building the quantitative skills of students in geoscience courses, is on p. 409-412.